20102020112222 has 72 divisors (see below), whose sum is σ = 33166409001960. Its totient is φ = 9112119528960.

The previous prime is 20102020112197. The next prime is 20102020112261. The reversal of 20102020112222 is 22221102020102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20102020112222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 408047072 + ... + 408096332.

Almost surely, 2^{20102020112222} is an apocalyptic number.

20102020112222 is a deficient number, since it is larger than the sum of its proper divisors (13064388889738).

20102020112222 is a wasteful number, since it uses less digits than its factorization.

20102020112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49566 (or 49424 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20102020112222 its reverse (22221102020102), we get a palindrome (42323122132324).

The spelling of 20102020112222 in words is "twenty trillion, one hundred two billion, twenty million, one hundred twelve thousand, two hundred twenty-two".